Mysock, Chevaillier & Birdsong, LLP

Mysock, Chevaillier & Birdsong, LLP specializes primarily in Taxation, Estate Planning, ERISA, Elder Law and Business Transactions for Corporations, Limited Liability Companies, Partnerships and Individuals.

Knowledge & Experience

Mysock, Chevaillier & Birdsong, LLP is a “boutique” oriented law firm with OVER 100 years of combined experience & widely recognized expertise in taxation, estate planning & business transaction matters.

Our References

Our Skills

Estate Planning & Probate Representation

We provide comprehensive estate planning consultation and document preparation for small and large estates. Because of our expertise in taxation, we can coordinate your financial, business and estate planning to insure the maximum transfers of wealth to successive generations. We often provide these services on a fixed fee basis for living trusts and wills, irrevocable life insurance trusts, family limited partnerships and family limited liability companies, charitable trusts, education trusts, asset protection programs, private foundations, and domestic asset protections plans. We provide legal representation in all probate matters.

Business Transactions

We provide our clients business expertise in business transactions, ranging from entity selection and business organization, mergers and acquisitions, contracts, financial planning, retirement plans, succession planning, and comprehensive planning.


We offer experienced and knowledgeable tax counseling and professional preparation in the areas of federal, state, and local and foreign taxation to individuals, business entities, trusts and estates.

Tax Litigation

We represent individuals and companies in civil and criminal tax litigation. We also represent individuals and companies in tax collection matters in Federal and state courts or before administrative agencies.

Latest Posts

IRC Section 1377(a)(2) Elections for S-Corporations

When a shareholder terminates part or all of their interest in an S corporation, IRC Section 1377(a)(2) allows the S corporation to elect to have two separate periods within a taxable year. This treatment is often referred to as ‘closing the books.’ Generally, determination of income and expenses is on … Continued

Oklahoma Parental Choice Tax Credit Program

On May 25, 2023, Oklahoma legislation passed the “Oklahoma Parental Choice Tax Credit Program,” which will go into effect in the 2024 tax year. This program provides a refundable tax credit ranging from a minimum of $5,000 to a maximum of $7,500 per child per year for qualified expenses, depending … Continued

Oklahoma Tax Credit for Homeschoolers

On May 25, 2023, Oklahoma legislation passed the “Oklahoma Parental Choice Tax Credit Program.” This Program will go into effect in the 2024 tax year. Any student who is eligible to enroll in a public school in the state of Oklahoma will qualify, however, the child must be four years … Continued

Retirement Plans Startup Costs Tax Credit

The SECURE Act has increased the 401(k)-tax credit for business who start 401(k) benefit plans. Currently, the Secure Act allows eligible employers to qualify for a minimum of $500 tax credit and a maximum of $5,000 for each of the first three years of your plan’s existence. You qualify to … Continued

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Law specialties

  • Taxation
  • Elder Law
  • Securities Litigation
  • Estate Planning and Business Transactions for Corporations
  • Limited Liability Companies
  • Partnerships
  • Individuals & Estates

Contact Information

Mysock, Chevaillier & Birdsong, LLP
2021 S. Lewis, Suite 700
Tulsa, OK 74104
918.747.6099 FAX 918.747.6299
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